Please help!! Draw the fragmentation pathways and the structures of the fragments having a m/z value...
(c). Cyclic alcohols may undergo fragmentation by at least three different pathways. Based on the following mass spectrum, show THREE (3) fragmentation pathways for cyclohexanol. 57 100 80- OH M.W. = 100 60- 82 Relative Abundance 40- 20 lilia M (100) 99 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 B5 90 95 100 m/ (10 marks)
draw the structures that result from the fragments accorfing to the main peaks in the followomg mass spectrum sec-butyl acetate Mass Spectrum Relative Intensity 61 73 101 83 J 20 40 80 100 60 m/z
List the corresponding fragmentation structures to the peaks with the m/z value and type of fragmentation for 3-Nitrobenzaldehyde Common Name: MS IUPAC Name: Zoom Out CAS No.: Solvent: BP: MP: 1.00 0.90 0.80 0.70 0.60 0.50 0.40 0.30 0.20 0.10 U. I. ... 0.00 20 60 100 120 140 160
2. Draw the structure of the cation responsible for the base peak (m/z=58) in the mass spectrum of 3-aminopentane shown below: 3. Below is given the mass spectrum of a simple alkane. What is the chemical formula of the alkane? What is the name of the alkane? Explain how you determined the exact structure of the alkane from the observed fragments. 4. Below is a mass spectrum of an ester. Identify the ester. Consider that the dominant fragmentation pathway involves...
zene, C6H6? 12-23 Propose structures for compounds that fit the following data: al A ketone with M+ 86 and fragments at m/z 71 and m/z 43 h An alcohol with M+ = 88 and fragments at m/z 73, m/z 70, and m/z = 59 12-24 2-Methylpentane (C6H14) has the mass spectrum shown. Which peak represents M+? Which is the base peak? Propose structures for frag- ment ions of m/z 71, 57, 43, and 29. Why does the base peak have...
I cannot find the fragments for m/z=55 and m/z=27 plz help me
Problem 12-8 Show the fragmentation that accounts for the cation at m / z 57 in the mass spectrum of 2- methylpentane. Explain why this ion is less abundant than those at m/z 71 and 43. Problem 12-10
please answer and explain 2. Mass spectrum of pentane contains fragmentation peaks: 15, 29, 43. Please show fragmentation structures of pentane which corresponding with signals founded in spectrum
Why is the peak at m/z = 170 significantly more intense than other fragmentation peaks in the mass spectrum of 4-phenylphenol?
Please show all fragmentation and their corresponding structures and m/z values for the MS of Bicylol[2,2,1]hep-2-ene. Common Name: IUPAC Name: Zoom Out MS CAS No.: Solvent: BP: MP: 1.00 0.90 0.80 0.70 0.60 0.50 0.40 0.30 0.20 0.10 Jl ... ul. ul. لل 0.00 0 15 75 90 105